Home / 3,246.12-4,869.52-1,601.09

Finding the Fourth Proportional to 3,246.12, 4,869.52 and 1,601.09

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Solution

The fourth proportional to 3,246.12, 4,869.52 and 1,601.09 is: 2,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.12 : 4,869.52 = 1,601.09 : x
  2. Step 2: Convert to fraction form
    3,246.12/4,869.52 = 1,601.09/x
  3. Step 3: Cross multiply
    3,246.12x = 4,869.52 × 1,601.09
  4. Step 4: Simplify right side
    3,246.12x = 7,796,539.78
  5. Step 5: Solve for x
    x = 7,796,539.78/3,246.12
  6. Step 6: Final answer
    x = 2,401.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.